This is a document from the Committee of Un-American Activities, December 30, 1961. It features an essay explaining the radicals top up, bottom down theory. It was never supposed to be released but we found this copy on microfilm in a public library. As you will see the quality of this document is very poor, we highly encourage you to visit your local library and search their microfilm collections and see if you can find a more readable copy.
Download: Committee of Un-American Activities
NOTE: This is a large file, 22MB PDF